Same 2.0 x 4.5 widespread power rack as part 130, but with the control valve built right into the rack (that's the W/ C/V in Howe's part name). One less valve to mount and fewer hoses to run, which is a nice win in a tight front end.
Torsion bar size is picked when you order, from .185 (easier) up to .265 (stiffer): .185, .200, .210, .220, .235, .250 or .265. Tell us which one you want when you place the order. Howe lists this one for the light duty group, meant for tires 32 inches or smaller.
Howe sells its parts for off-highway use only.
Howe Performance part number 135.